JEE Main & Advanced Chemistry The s-Block Elements Question Bank Alkali Metals

  • question_answer Pyrolusite is [DPMT 2002]

    A) Carbonate ore

    B) Sulphur ore

    C) Silicon ore

    D) None of these

    Correct Answer: D

    Solution :

    Pyrolusite or Manganese dioxide \[(Mn{{O}_{2}})\] is a mineral of manganese.


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